"SAN JOSE, Calif. -- They've been called everything from killing machines to misunderstood predators who are key to healthy ocean environments. Now great white sharks may be called something else: endangered."

"Citing shrinking mountain snowpacks as a result of climate change, federal wildlife officials are proposing to list wolverines as threatened under the Endangered Species Act."

"When red knots descend on the beaches of Delaware Bay this spring famished from their marathon flight toward the Canadian Arctic from the tip of South America, the rosy-breasted shorebirds may find slim pickings instead of the feast of horseshoe crab eggs they count on to fuel the rest of their migration."

"The U.S. government on Friday proposed adding wolverines, feisty but rare members of the weasel family, to the federal threatened and endangered species list because global warming is reducing the mountain snows the animals need for survival."

"Islanders claim Berkeley-based Earth Island Institute failed to fulfill deal to pay $400,000 to stop hunt."

"New research suggests the chemicals are playing a significant and previously unknown role in the global decline of amphibians."

"ANCHORAGE -- North America's largest living land mammals could roam the Alaska wilderness again by 2014, a century after they vanished in the state, under an agreement announced on Thursday to reintroduce wood bison to the lower Yukon River area."

"At last, the “Vine that Ate the South” may have met its match. To most longtime Southerners, it sounds great: a bug that loves to eat kudzu and can kill off half an infestation of the tangled vine in a couple of years. What’s not to like?"

"Any food sold in Washington state and made with genetically engineered crops would have to be labeled under a ballot initiative submitted Thursday."

"EL VALLE, Panama — In moist, mossy rooms, rows of glass aquariums bathed in eerie light shelter the last of the last of the frogs. It is a secure facility, for here reside the sole survivors of their species, rescued from the wild before a modern plague swept through their forests and streams in a ferocious doomsday event that threatens the planet’s amphibians with extinction."